Re: [PATCH mptcp-next v3 0/6] bpf sched updates

[Matthieu Baerts <matttbe@kernel.org>]

Hi Geliang,

On 22/06/2026 11:38, Geliang Tang wrote:
> From: Geliang Tang <tanggeliang@kylinos.cn>
> 
> v3:
>  - Add sk_type == SOCK_STREAM check in bpf_iter_mptcp_subflow_new() to
>    prevent raw sockets from bypassing validation (new patch 1).
>  - Zero iterator state (kit->msk, kit->pos) on error paths in
>    bpf_iter_mptcp_subflow_new() to avoid uninitialized dereference.
>  - Change bpf_sk_stream_memory_free() signature to accept
>    struct mptcp_subflow_context * instead of struct sock *, to make it
>    work with burst scheduler.
(slowly trying to get back to the reviews, sorry for the delay on older
series, it might take a while...)

Thanks! Sashiko may have found existing issues with other helpers
introduced in our export branch, please see:

https://sashiko.dev/#/patchset/cover.1782120674.git.tanggeliang%40kylinos.cn?part=4

New patches for t/upstream:
- beb6482d3d18: "squashed" patch 1/6 in "bpf: Add mptcp_subflow bpf_iter"
- 21533dcb5a8a: "squashed" patch 2/6 in "bpf: Export mptcp packet
scheduler helpers"
- 0f4ed15e3a62: "squashed" patch 4/6 in "bpf: Export mptcp packet
scheduler helpers"
- 0d8c9711887c: "squashed" patch 5/6 in "selftests/bpf: Add bpf_first
scheduler & test"
- 4824dc0f98f1: "squashed" patch 6/6 in "selftests/bpf: Add bpf_rr
scheduler & test"
- b077032985ac: "squashed" patch 3/6 in "selftests/bpf: Add bpf_burst
scheduler & test"
- Results: bc8075b182f4..7fc976a6891c (export)

Tests are now in progress:

- export:
https://github.com/multipath-tcp/mptcp_net-next/commit/366d3bd40f3e2dbc4d7ffe0816c0c657d6d7c54c/checks

Cheers,
Matt
-- 
Sponsored by the NGI0 Core fund.